Troubled Debt Restructurings (Details Textual) $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($) Investment	Dec. 31, 2015 USD ($) Investment
Troubled Debt Restructurings (Textual)
Total number of loans classified under troubled debt restructurings (TDRs) | Investment	27	29
Total sum of loans classified as troubled debt restructurings (TDRs) | $	$ 6.8	$ 8.0
Number of months previous loan payment defaulted	12 months